Welded Stainless Steel Sanitary Tube
Standard: ASTM A270
Material: 304, 304L, 316, 316L
OD: 15.9~168.3mm
WT: 0.89, 0.90, 1.00, 1.07, 1.20, 1.24, 1.50, 1.60, 1.65, 2.00, 2.11, 2.77, 3.05mm
Welding method: TIG or TIG + Plasma
Heat Treatment: 1040°C Water Quenching
Marking: LOGO , A 270, Grade, OD WT Length, Heat number, Surface finish.
Inspection items: Chemical Composition; Size; Reverse Flattening Test; Hydrostatic Test or Eddy current test; Surface quality; etc.
Application: Food & Dairy industry.
ASTM
A270 Tolerance |
OD Tolerance |
WT Tolerance |
Length Tolerance |
| OD |
Tolerance |
|
OD |
Tolerance |
| ≤25.4mm |
±0.13mm |
±12.5% |
≤101.6mm |
+3.2mm-0mm |
| >25.4mm, ≤50.8mm |
±0.20mm |
>101.6mm |
+4.8mm-0mm |
| >50.8mm, ≤76.2mm |
±0.25mm |
|
|
| >76.2mm, ≤101.6mm |
±0.38mm |
|
|
| >101.6mm,≤139.7mm |
±0.38mm |
|
|
| >139.7mm,≤ 203.2mm |
±0.76mm |
|
|
| >203.2mm,<304.8mm |
±1.27mm |
|
|
| ASTM A270 Chemical Composition % Max |
| Grade |
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Mo |
| 304 |
0.08 |
1.00 |
2.00 |
0.045 |
0.03 |
8.00~11.00 |
18.00~20.00 |
|
| 304L |
0.035 |
1.00 |
2.00 |
0.045 |
0.03 |
8.00~11.00 |
18.00~20.00 |
|
| 316 |
0.08 |
1.00 |
2.00 |
0.045 |
0.03 |
10.00~14.00 |
16.00~18.00 |
2.00~3.00 |
| 316L |
0.035 |
1.00 |
2.00 |
0.045 |
0.03 |
10.00~15.00 |
16.00~18.00 |
2.00~3.00 |
Zhejiang Aomi Fluid Equipment Co., Ltd. is a professional manufacturer in high-level of hygiene demanding flow lines. It specializes in manufacturing high-precision stainless steel sanitary pumps, valves and unions, pipe fittings and tank accessories. Products are widely used in food, pharmaceutical, beverage, wine, dairy, cosmetics, bio-tech industries.
16 Years of research for quality improvement and product enhancement,sale of Zhejiang Aomi is expanding all over the world and expanding itself continuously,Zhejiang Aomi has become able to offer complete range of products according to various international norms such as DIN, SMS, 3A, IDF, RJT, ISO BS, Mâcon and so as to fulfil customers'requirement globally.
Zhejiang Aomi has passed ISO9001 international quality system certification and CE certification. Zhejiang Aomi introduces advanced CNC equipment LG MAZAK and Korean brand CNC machining center.
Zhejiang Aomi insists on the concept of "Quality first,Prestige important",a well-trained and dedicated team including engineers,technicians and other employees,this allows us to offer customers quality products,competitive price and prompt delivery time.
| Sanitary valve |
Sanitary Butterfly Valves |
Sanitary Check Valves |
Sanitary Ball Valvess |
Sanitary Reversal Valve |
Sanitary Diaphragm Valves |
Sanitary Sample Valves |
Sanitary Safety Valves |
| Sanitary Control Valves |
Sanitary Relief Pressure Valves |
Sanitary Pipe Fittings |
Sanitary Elbow |
Sanitary TeeSanitary Reducer |
Sanitary Cross |
Sanitary Triclamp Ferrule |
Sanitary Cap |
| Sanitary Pipe Hanger |
Sanitary Tank Cleaning Ball |
Sanitary Hose Joint |
Sanitary Unions |
Sanitary Sight Glass |
Sanitary Strainer |
Sanitary Manways |
Sanitary Round Manway without Pressure |
| Sanitary Round Manway with Pressure |
Sanitary Square Manway |
Sanitary Oval Manway |
Sanitary Pumps |
Sanitary Centrifugal Pump |
Sanitary Lobe Pump |
Sanitary Self Priming Pump |
Sanitary Tanks |
| Storage Tank |
Fermentation Tank |
Mixing Tank |
Warm-keeping Tank |
Sanitary Tube |
Seamless Tube |
Weldless Tube |
Sanitary Gasket |
| Silicone/EPDM Gasket for Triclamp |
Silicone/EPDM Gasket for Union |
Silicone/EPDM Gasket for Manhole Cover |
Silicone/EPDM Gasket for Butterfly Valve |
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